Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing our new design; and,

FIG. 2 is a front view thereof, in which a display screen in broken lines is provided to illustrate environmental structure.

The broken lines representing a display screen portion in FIG. 1 and a display screen and portions of the graphical user interface in FIG. 2 are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 